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grin007 [14]
3 years ago
9

Solve y=5-3x+4y=8

Mathematics
1 answer:
olga nikolaevna [1]3 years ago
4 0

Answer:

y = 8 \\ 5 - 3x + 4y = 8 \\ 5 - 3x + 4 \times 8 = 8 \\ x =  \frac{29}{3}  \\ (x.y) = ( \frac{29}{3} .8) \\ 8 = 5 - 3 \times  \frac{29}{3}  + 4 \times 8 = 8 \\ 8 = 8 = 8

brainyliest please

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mixer [17]

Answer:

d = 56x + 412

Step-by-step explanation:

To find the total number of miles traveled on Monday and Tuesday, use a linear equation to write the function.

y = mx+b where m is the speed or rate of change and b is the starting point.

The starting point on Tuesday is 412 miles. This is b.

The number of miles traveled on Tuesday is found by calculating 56 miles times the number of hours traveled.  This is the slope or m.

So the equation is d = 56h + 412.

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2 years ago
lighting if a 25-foot-tall house cast a 75-foot shadow at the same time that a streetlight casts a 60-foot shadow how tall is th
jolli1 [7]

Answer:

The street light is 20 feet tall.

Step-by-step explanation:

This question depends on a proportion. Keep your height of the object in one ratio and the length of the shadow in the other.

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75x =  60 * 25     Combine the right

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x = 1500/75

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2 years ago
What is the area of the shaded sector? (Round to the nearest tenth)<br> 10<br> 38
masya89 [10]

Answer:

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Step-by-step explanation:

First you need to find the area of the circle. The radius is 10 which means that the area is 314. Since a circle has 360 degrees, and the shaded area is 38 degrees, you need to divide 314 by 360 which is 0.87. Then multiply by 38 because the shaded sector is 38. 0.87 x 38 = 33.1.

That is the answer.

5 0
2 years ago
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Ganezh [65]

Answer:

x < 3 and x > -1

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Step 1: Subtract 2 from both sides.

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Step 2: Solve absolute value.

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Condition 1:

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Condition 2:

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2 years ago
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Step-by-step explanation:

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